<template>
  <div class="dashboard-container">
    <div class="app-container">
      <PageTools :show-before="true">
        <template v-slot:before>
          <span>共{{ page.total }}条记录</span>
        </template>
        <template v-slot:after>
          <el-button type="success" @click="$router.push('/import')">excel导入</el-button>
          <el-button type="danger">excel导出</el-button>
          <el-button type="primary" @click="showDialog=true">新增员工</el-button>
        </template>

      </PageTools>
      <el-card v-loading="laoding">
        <el-table border :data="list">
          <el-table-column label="序号" type="index" sortable="" />
          <el-table-column label="姓名" prop="username" sortable="" />
          <el-table-column width="120px" label="头像">
            <template v-slot="{row}">
              <img
                v-imagerror="require('@/assets/common/head.jpg')"
                :src="row.staffPhoto"
                alt=""
                style="border-radius: 50%; width: 100px; height: 100px; padding: 10px"
                @click="showQrCode(row.staffPhoto)"
              >
            </template>
          </el-table-column>
          <el-table-column label="工号" prop="workNumber" sortable="" />
          <el-table-column label="聘用形式" prop="formOfEmployment" :formatter="formatEmployment" sortable="" />
          <el-table-column label="部门" prop="departmentName" sortable="" />
          <el-table-column label="入职时间" prop="timeOfEntry" sortable="">
            <template v-slot="{row}">
              {{ row.timeOfEntry }}
            </template>
          </el-table-column>
          <el-table-column label="账户状态" prop="enableState" sortable="">
            <template v-slot="{row}">
              <el-switch
                :value="row.enableState === 1"
              />
            </template>
          </el-table-column>
          <el-table-column label="操作" sortable="" fixed="right" width="280">
            <template v-slot="{row}">
              <el-button type="text" size="small" @click="$router.push(`/employees/detail/${row.id}`)">查看</el-button>
              <el-button type="text" size="small">转正</el-button>
              <el-button type="text" size="small">调岗</el-button>
              <el-button type="text" size="small">离职</el-button>
              <el-button type="text" size="small" @click="editRole(row.id)">角色</el-button>
              <el-button type="text" size="small" @click="delEmployee(row.id)">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
        <el-row type="flex" justify="center" align="middle" style="height: 60px">
          <el-pagination
            :total="page.total"
            :current-page.sync="page.page"
            :page-size="page.size"
            layout="prev, pager, next"
            @current-change="changePage"
          />
        </el-row>
      </el-card>
    </div>
    <AddEmployee :show-dialog.sync="showDialog" />
    <el-dialog title="二维码" :visible.sync="showCode">
      <el-row type="flex" justify="center">
        <canvas ref="myCanvas" />
      </el-row>
    </el-dialog>
    <AssignRole ref="assignRole" :show-role.sync="showRole" :user-id="userId" />
  </div>
</template>

<script>
import { getEmployeesList, delEmployee } from '@/api/employees'
import EmployeeEnum from '@/api/constant/employees'
import AddEmployee from './componets/add-employee.vue'
import { formatDate } from '@/filters'
import QrCode from 'qrcode'
import AssignRole from './componets/assign-role.vue'

export default {
  components: { AddEmployee, AssignRole },
  data() {
    return {
      page: {
        total: 0,
        page: 1,
        size: 10
      },
      list: [],
      laoding: false,
      showDialog: false,
      showCode: false,
      showRole: false,
      userId: null

    }
  },
  created() {
    this.getEmployeesList()
    this.formatEmployment()
  },
  methods: {
    async getEmployeesList() {
      this.laoding = true
      const { total, rows } = await getEmployeesList(this.page)
      this.page.total = total
      this.list = rows
      this.laoding = false
    },
    changePage(newPage) {
      this.page.page = newPage
      this.getEmployeesList()
    },
    formatEmployment(row, column, cellValue, index) {
      const obj = EmployeeEnum.hireType.find(item => item.id === cellValue)
      return obj ? obj.value : '未知'
    },
    async delEmployee(id) {
      try {
        await delEmployee(id)
        this.$message.success('删除成功')
        this.getEmployeesList() // 重新加载
      } catch (err) {
        console.log(err)
      }
    },
    // 导出excel数据
    exportData() {
      //  做操作
      // 表头对应关系
      const headers = {
        '姓名': 'username',
        '手机号': 'mobile',
        '入职日期': 'timeOfEntry',
        '聘用形式': 'formOfEmployment',
        '转正日期': 'correctionTime',
        '工号': 'workNumber',
        '部门': 'departmentName'
      }
      // 懒加载
      import('@/vendor/Export2Excel').then(async excel => {
        const { rows } = await getEmployeesList({ page: 1, size: this.page.total })
        const data = this.formatJson(headers, rows)
        const multiHeader = [['姓名', '主要信息', '', '', '', '', '部门']]
        const merges = ['A1:A2', 'B1:F1', 'G2:G2']
        excel.export_json_to_excel({
          header: Object.keys(headers),
          data,
          filename: '员工信息表',
          autoWidth: true,
          bookType: 'xlsx',
          multiHeader,
          merges

        })
        // 获取所有的数据

        // excel.export_json_to_excel({
        //   header: ['姓名', '薪资'],
        //   data: [['张三', 12000], ['李四', 5000]],
        //   filename: '员工薪资表',
        //   autoWidth: true,
        //   bookType: 'csv'
        // })
      })
    },
    // 该方法负责将数组转化成二维数组
    formatJson(headers, rows) {
      // 首先遍历数组
      // [{ username: '张三'},{},{}]  => [[’张三'],[],[]]
      return rows.map(item => {
        return Object.keys(headers).map(key => {
          if (headers[key] === 'timeOfEntry' || headers[key] === 'correctionTime') {
            return formatDate(item[headers[key]]) // 返回格式化之前的时间
          } else if (headers[key] === 'formOfEmployment') {
            var en = EmployeeEnum.hireType.find(obj => obj.id === item[headers[key]])
            return en ? en.value : '未知'
          }
          return item[headers[key]]
        }) // => ["张三", "13811"，"2018","1", "2018", "10002"]
      })
      // return data
      // return rows.map(item => {
      //   // item是对象  => 转化成只有值的数组 => 数组值的顺序依赖headers  {username: '张三'  }
      //   // Object.keys(headers)  => ["姓名", "手机号",...]
      //   return Object.keys(headers).map(key => {
      //     return item[headers[key]]
      //   }) // /  得到 ['张三'，’129‘，’dd‘,'dd']
      // })
    },
    showQrCode(url) {
      if (url) {
        this.showCode = true
        this.$nextTick(() => {
          console.log(this.$refs.myCanva)
          QrCode.toCanvas(this.$refs.myCanvas, url)
        })
      } else {
        this.$message.warning('未上传头像')
      }
    },
    async editRole(id) {
      this.userId = id
      await this.$refs.assignRole.getUserDetailById(id)
      this.showRole = true
    }
  }
}
</script>

<style>

</style>
